<div class="navbox">
    <ul class="nav">
        <li {if $_GET['do'] == 'gongdeng'}{/if}><a href="{php echo $this->createMobileUrl('gongdeng')}"></a></li>
        <li {if $_GET['do'] == 'gongdengge'}{/if}><a href="{php echo $this->createMobileUrl('gongdengge')}"></a></li>
        <li {if $_GET['do'] == 'gongdengbang'}{/if}><a href="{php echo $this->createMobileUrl('gongdengbang')}"></a></li>
        <li {if $_GET['do'] == 'guanyu'}{/if} class="dropA "><a href="{php echo $this->createMobileUrl('guanyu')}"></a></li>
    </ul>
</div>